Texas Instruments ADS54T04 Handleiding

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12bit

500Msps

INA

Clk

Buffer

CLKIN

SYNC

DA[11:0]

Digital Block

Burst Mode

2x Decimation

TRIGGER

12bit

500Msps

INBDB[11:0]

Digital Block

Burst Mode

2x Decimation

DACLK

DBCLK

ADS54T04

www.ti.com

SLAS917B–DECEMBER2012–REVISEDJANUARY2014

DualChannel12-Bit500MspsReceiverandFeedbackIC

CheckforSamples:ADS54T04

1

FEATURES

DESCRIPTION

TheADS54T04isahighlinearitydualchannel12-bit,

•DualChannel

500MSPSanalog-to-digitalconverter(ADC)easing

•12-BitResolution

frontendfilterdesignforwidebandwidthreceivers.

•MaximumClockRate:500Msps

Theanaloginputbufferisolatestheinternalswitching

oftheon-chiptrack-and-holdfromdisturbingthe

•LowSwingFullscaleInput:1.0Vpp

signalsourceaswellasprovidingahigh-impedance

•AnalogInputBufferwithHighImpedanceInput

input.Twooutputmodesareavailablefortheoutput

•InputBandwidth(3dB):>1.2GHz

data–itcanbedecimatedbytwoorthedatacanbe

outputinburstmode.Theburstmodeoutputis

•DataOutputInterface:DDRLVDS

designedspecificallyforDPDfeedbackapplications

•196-PinBGAPackage(12x12mm)

wherehighresolutionoutputdataisavailablefora

•PowerDissipation:800mW/ch

shortperiodoftime.DesignedforhighSFDR,the

ADChaslow-noiseperformanceandoutstanding

•Performanceatf

in

=230MHzIF

spurious-freedynamicrangeoveralargeinput-

–SNR:60.6dBFS

frequencyrange.Thedeviceisavailableina196pin

–SFDR:77dBc

BGApackageandisspecifiedoverthefullindustrial

•Performanceatf

in

=700MHzIF

temperaturerange(–40°Cto85°C).

–SNR:59.4dBFS

–SFDR:70dBc

•ReceiveMode:2xDecimationwithLowPass

orHighPassFilter

•FeedbackMode:BurstModeOutputforFull

BandwidthDPDFeedback

APPLICATIONS

•TelecommunicationsReceiver

•PowerAmplifierLinearization

Numberof

DevicePartNo.SpeedGrade

Channels

ADS54T022750Msps

ADS54T011750Msps

ADS54T042500Msps

1

Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof

TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©2012–2014,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

Product specificaties